巨大戦艦 「 きょだいせんかん」 ( ) Kyodai Senkan
Crystal Core", " Big Core" and " Tetran" in the artwork of " Boss Rush"
거대전함 巨大戰艦 ( Geodaejeonham) Translation: Giant Battleship
B.E.S.", short for " " as well as known as " Bacterian Empire Ship Giant Battleship" ( 巨 （ きょ ） 大 （ だい ） 戦 （ せん ） 艦 （ せん ） Kyodai Senkan) in the , is an OCG archetype of Machine monsters based on the bosses of the . They were used by Gradius series Lorenzo in the anime, as well as by Yu-Gi-Oh! GX Nathan in the games.
Yu-Gi-Oh! Tag Force
B.E.S. Big Core" was previously known simply as "Big Core", and since no cards within the archetype have been reprinted since its name was changed all cards that support B.E.S. monsters mention "Big Core" specifically as well.
The main strategy of this Deck is using the
effect of " Boss Rush" and " B.E.F. Zelos" to Special Summon "B.E.S." monsters as beatsticks.